Cheapest unleaded
166.9p
Fuel prices in LL21 today, 16 September 2026
Live petrol and diesel prices at 4 stations in the LL21 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
192.9p
Avg unleaded (LL21)
169.4p
Avg diesel (LL21)
194.6p
4 fuel stations in the LL21 postcode area report pump prices to the government's Fuel Finder scheme. Unleaded runs from 166.9p at Parc Service Station up to 172.9p, a 6.0p gap across LL21, so it pays to check before you fill up. On average LL21 is 1.7p cheaper than the UK as a whole.
Parc Service Station
Park Service Station, Brynteg, Glyndyfrdwy, Corwen, LL21 9HH, Corwen
LL21 9HH
Unleaded166.9p
Diesel195.0p
Parc Service Station
Park Service Station, Gwylfa Terrace, Llidiart-Y-Parc, Corwen, LL21 9EP, Corwen
LL21 9EP
Unleaded167.0p
Diesel196.0p
Texaco
Dyffryn Garage, Glanrafon, Corwen
LL210HA
Unleaded170.9p
Diesel–
Ceir Cymru
T G & G W Jones, Ceir Cymru, Glasfryn Garage, Glasfryn, Corwen, LL21 0RY, Corwen
LL21 0RY
Unleaded172.9p
Diesel192.9p
Data updated 16 hours ago.
Cheapest fuel in LL21: quick answers
Where is the cheapest petrol in LL21?
The cheapest unleaded in the LL21 postcode area right now is 166.9p per litre at Parc Service Station, PARK SERVICE STATION, BRYNTEG, GLYNDYFRDWY, CORWEN, LL21 9HH, CORWEN. The LL21 average is 169.4p.
Where is the cheapest diesel in LL21?
The lowest diesel price in LL21 is currently 192.9p per litre at Ceir Cymru, T G & G W JONES, CEIR CYMRU, GLASFRYN GARAGE, GLASFRYN, CORWEN, LL21 0RY, CORWEN.